Question 1

The hydrophilic portion of lecithin is attracted to the exterior water of the micelle.

Accepted Answer

A) True 
 B)False

Question 2

Peristalsis is a back-and-forth action that breaks apart chunks of food and mixes in digestive juices.

Accepted Answer

A) True 
 B)False

Question 3

The first phase of deglutition or swallowing occurs in the:

Accepted Answer

A)  pharynx.
B)  larynx.
C)  esophagus.
D)  None of the above are correct.E) A) and D)
F) B) and D)

Question 4

Pancreatic juice contains all of the following substances except:

Accepted Answer

A)  chymotrypsin.
B)  nucleases.
C)  amylase.
D)  pepsinogen.E) A) and D)
F) B) and D)

Question 5

Match each structure with its function, description, or the enzyme it produces.
-Organ in which trypsinogen is made

Accepted Answer

A)  Gallbladder
B)  Salivary gland
C)  Pancreas
D)  Stomach
E)  Small intestineF) LiverG) D) and E)
H) A) and B)

Question 6

Match each of the digestive juices and enzymes with its corresponding description.
-Converts maltose to glucose

Accepted Answer

A)  Amylase
B)  Bile
C)  Lactase
D)  Maltase
E)  PepsinF) PeptidaseG) SucraseH) TrypsinI) LipaseJ) A) and B)
K) A) and E)

Question 7

The major final product that results from the digestion of carbohydrates is:

Accepted Answer

A)  glucose.
B)  sucrose.
C)  lactose.
D)  maltose.E) C) and D)
F) A) and B)

Question 8

The substances absorbed into the lymph capillaries are:

Accepted Answer

A)  glycerol and fatty acids.
B)  glucose and glycerol.
C)  amino acids and fatty acids.
D)  glucose and amino acids.E) B) and C)
F) A) and D)

Question 9

Substances that activate proenzymes are often called kinases.

Accepted Answer

A) True 
 B)False

Question 10

Match each structure with its function, description, or the enzyme it produces.
-Structure in which villi are located

Accepted Answer

A)  Gallbladder
B)  Salivary gland
C)  Pancreas
D)  Stomach
E)  Small intestineF) LiverG) E) and F)
H) B) and D)

Question 11

The pancreatic duct, which connects the pancreas to the small intestines, does not carry the enzyme trypsin.

Accepted Answer

A) True 
 B)False

Question 12

Chylomicrons are absorbed by the blood vessels in the villi of the small intestine.

Accepted Answer

A) True 
 B)False

Question 13

Peptidase is a digestive enzyme that can function as an intracellular enzyme.

Accepted Answer

A) True 
 B)False

Question 14

The action of bile on fat would be an example of mechanical digestion.

Accepted Answer

A) True 
 B)False

Question 15

The sodium cotransport or coupled transport acts to transport sodium ions and glucose molecules _____ the GI lumen.

Accepted Answer

A)  passively out of
B)  passively into
C)  actively out of
D)  actively intoE) B) and C)
F) A) and D)

Question 16

Vasoactive intestinal peptide inhibits the production of intestinal juice.

Accepted Answer

A) True 
 B)False

Question 17

When fat combines with magnesium, it becomes indigestible.

Accepted Answer

A) True 
 B)False

Question 18

Paracellular absorption requires the expenditure of cellular energy.

Accepted Answer

A) True 
 B)False

Question 19

Salivary glands are stimulated only by olfactory and visual stimuli.

Accepted Answer

A) True 
 B)False

Question 20

Zymogenic cells secrete enzymes into the lumen of the small intestines.

Accepted Answer

A) True 
 B)False

Exam 40: Digestion and Absorption

When fat combines with magnesium, it becomes indigestible.

Correct AnswerverifiedShow Answer

The pancreatic duct, which connects the pancreas to the small intestines, does not carry the enzyme trypsin.

Correct AnswerverifiedShow Answer

The hydrophilic portion of lecithin is attracted to the exterior water of the micelle.

Correct AnswerverifiedShow Answer

Match each structure with its function, description, or the enzyme it produces. -Organ in which trypsinogen is made

Correct AnswerverifiedShow Answer

Match each structure with its function, description, or the enzyme it produces. -Structure in which villi are located

Correct AnswerverifiedShow Answer

Pancreatic juice contains all of the following substances except:

Correct AnswerverifiedShow Answer

Paracellular absorption requires the expenditure of cellular energy.

Correct AnswerverifiedShow Answer

The first phase of deglutition or swallowing occurs in the:

Correct AnswerverifiedShow Answer

Chylomicrons are absorbed by the blood vessels in the villi of the small intestine.

Correct AnswerverifiedShow Answer

Peristalsis is a back-and-forth action that breaks apart chunks of food and mixes in digestive juices.

Correct AnswerverifiedShow Answer

The sodium cotransport or coupled transport acts to transport sodium ions and glucose molecules _____ the GI lumen.

Correct AnswerverifiedShow Answer

The major final product that results from the digestion of carbohydrates is:

Correct AnswerverifiedShow Answer

Substances that activate proenzymes are often called kinases.

Correct AnswerverifiedShow Answer

The substances absorbed into the lymph capillaries are:

Correct AnswerverifiedShow Answer

Peptidase is a digestive enzyme that can function as an intracellular enzyme.

Correct AnswerverifiedShow Answer

Vasoactive intestinal peptide inhibits the production of intestinal juice.

Correct AnswerverifiedShow Answer

The action of bile on fat would be an example of mechanical digestion.

Correct AnswerverifiedShow Answer

Match each of the digestive juices and enzymes with its corresponding description. -Converts maltose to glucose

Correct AnswerverifiedShow Answer

Zymogenic cells secrete enzymes into the lumen of the small intestines.

Correct AnswerverifiedShow Answer

Salivary glands are stimulated only by olfactory and visual stimuli.

Correct AnswerverifiedShow Answer

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